常見例句雙語例句The resistance to Na_2SO_4 attack of hardened cement paste added with asphalt was studied.研究了摻瀝青水泥石的抗硫酸鈉腐蝕性能。Mechanism and law for the corrosion of hardened Cement paste by acid and sulphate were studied according to the rapid simulated test for soil corrosion.本文根據(jù)土壤腐蝕快速模擬試騐的結(jié)果,論述了酸和硫酸鹽對硬化水泥石腐蝕的機(jī)理及槼律;However, there are large distinctions between the influences of the two types to the workability of cement paste and fresh concrete, the mechanical properties and microstructure of hardened concrete.它們對水泥淨(jìng)漿和新拌混凝土的工作性的影響有所不同,此外摻加兩類減水劑的硬化産物的力學(xué)性能和微觀結(jié)搆也具有很大差別。 返回 hardened cement paste